The invention relates to 2-octylcyclopropyl-1-carboxylic acid, in particular in the form of one of the isomers thereof in isolated form or in the form of a mixture of at least two of said isomers. The invention further relates to a method for synthesizing 2-octylcyclopropyl-1-carboxylic acid or at least one of the isomers thereof. Finally, the invention relates to the use of 2-octylcyclopropyl-1-carboxylic acid or of one of said isomers in isolated form or of one of the mixtures of at least two of the isomers thereof, as a perfuming agent. The invention further relates to the compositions including 2-octylcyclopropyl-1-carboxylic acid or one of said isomers in isolated form or one of the mixtures of at least two of the isomers thereof, as a perfuming agent.